Czasownik posiłkowy to be (be – was – been)

czasownik posiłkowy to be (be – was – been) służy do:

• tworzenia form ciągłych w czasach typu Continuous:
  to be + imiesłów czynny (czasownik + -ing)
  

  Present Continuous	She is sleeping now.
  Present Perfect Continuous	She has been sleeping for an hour.
  Past Continuous	She was sleeping the whole day yesterday.
  Past Perfect Continuous	She had been sleeping for an hour when Tom woke her up.
  Future Continuous	She will be sleeping the whole day tomorrow.
  Future Pefect Continuous	She will have been sleeping for 12 hours by 8 am.

• tworzenia strony biernej:
  
  • The thief was noticed by the police.
  • They have been robbed.
  • The car is being repaired by Bob.